The Delta Delta Delta Sorority Held a Homecoming Party After All Bills for the Party Were Paid, the Total

The Delta Delta Delta Sorority held a homecoming party. The sorority prepared the following budget for 50 expected attendees: $\begin{array}{ll}\text { Room rental } & \$ 170 \\\text { Food } & 250 \\\text { Entertainment } & 150 \\\text { Decorations } & 75 \\\text { Totals } & \$ 645\end{array}$ After all bills for the party were paid, the total came to $660. Details are: $140 for room rental; $320 for food; $125 for entertainment; and $75 for decorations. Fifty persons attended the party. What is the variance in hotel room rental?

A) $30 unfavorable is the hotel room rental variance.
B) $30 favorable is the hotel room rental variance.
C) $35 favorable is the hotel room rental variance.
D) $70 unfavorable is the hotel room rental variance.